ASTM A182 F53 Weldolets Supplied to UAE Oil and Gas Project

Haihao Group has successfully completed the delivery of ASTM A182 F53 weldolets to a customer in the United Arab Emirates, supporting demanding oil and gas piping applications. The supplied fittings fully comply with MSS SP-97 dimensional requirements and meet NACE MR0175 / ISO 15156 standards for sour service environments.

This shipment demonstrates Haihao Group’s capability in supplying super duplex stainless steel branch connections for high-pressure and corrosive service conditions.

ASTM A182 F53 MSS SP-97 Weldolets are ready for shipment

Product Overview: Weldolet Branch Connections

The order consists entirely of butt weld branch outlet fittings (Weldolets), designed to provide smooth stress distribution and reliable welding performance in high-integrity piping systems.

Connection type:

• Butt weld branch outlet (Weldolet)

Material grade:

• ASTM A182 F53 (Super Duplex Stainless Steel)

Standard compliance:

• MSS SP-97
• NACE MR0175 / ISO 15156

Sizes and Pressure Classes

To meet various pipeline configurations, Haihao Group supplied weldolets in multiple header and branch combinations, including:

• 8″ × 2″ and 8″ × 1″
• 6″ × 2″ and 6″ × 1″
• 8″ × 3″ and 8″ × 3/4″
• 4″ × 1″

The fittings are suitable for high-pressure ratings up to 6000#, with wall thickness combinations such as 20 × 10, 40 × 10, and 80 × 6000#, ensuring compatibility with different pipe schedules used in oil and gas installations.

Advantages of ASTM A182 F53 Super Duplex Weldolets

ASTM A182 F53 is widely selected for offshore and Middle East projects due to its balanced mechanical strength and corrosion resistance. Key benefits include:

• Excellent resistance to pitting and crevice corrosion
• High strength for compact, high-pressure piping layouts
• Proven performance in sour service environments
• Compliance with international oil and gas specifications

These properties make F53 weldolets ideal for branch connections in pipelines carrying hydrocarbons, seawater, or corrosive fluids.

Quality Control and Project Assurance

All weldolets supplied by Haihao Group are manufactured under strict quality control procedures, including material verification, dimensional inspection, and traceability. Compliance with MSS SP-97 ensures correct reinforcement geometry and weld end preparation, supporting safe and efficient field installation.

Our experience in exporting fittings to the UAE and Middle East markets enables us to meet project-specific technical and documentation requirements.

Applications

These super duplex weldolets are commonly used in:

• Oil and gas production pipelines
• Offshore platforms and FPSO systems
• Petrochemical and chemical processing plants
• High-pressure process piping

Reliable Weldolet Supplier for Middle East Projects

Haihao Group continues to supply ASTM A182 F53 weldolets, branch outlet fittings, and super duplex stainless steel piping components to customers worldwide. With stable production capacity and familiarity with international standards, we support critical projects requiring long-term performance and safety.